[Bug 98256] New: drm/i915 [drm] stuck on render ring

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98256

            Bug ID: 98256
           Summary: drm/i915 [drm] stuck on render ring
           Product: DRI
           Version: XOrg git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: minor
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: eclutter at suddenlink.net
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Stock Slackware 14.2 kernel 4.4.14 #2 SMP Fri Jun 24 13:38:27 CDT 2016 x86_64
Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz GenuineIntel GNU/Linux

X periodically hands for several seconds. dmesg output:

[drm] stuck on render ring
[ 1618.710208] [drm] GPU HANG: ecode 9:0:0x84dffff8, in Xorg [1517], reason:
Ring hung, action: reset
[ 1618.710212] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[ 1618.710214] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[ 1618.710216] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[ 1618.710218] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[ 1618.710220] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 1618.712532] drm/i915: Resetting chip after gpu hang
[ 1620.709900] [drm] RC6 on


attached: /sys/class/drm/card0/error

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